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authorHugh Dickins <hugh@veritas.com>2007-08-27 11:06:19 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-08-27 13:27:48 -0400
commitd243769d3f83b318813a04a9592bb7cfedc6c280 (patch)
tree4f288332b6b20f414b452219b1ea5ff4cc41eaa5 /kernel/workqueue.c
parent721ebe005c3bb9add55b2e462dfc1bcf8efc6b8f (diff)
fix bogus hotplug cpu warning
Fix bogus DEBUG_PREEMPT warning on x86_64, when cpu brought online after bootup: current_is_keventd is right to note its use of smp_processor_id is preempt-safe, but should use raw_smp_processor_id to avoid the warning. Signed-off-by: Hugh Dickins <hugh@veritas.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/workqueue.c')
-rw-r--r--kernel/workqueue.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 58e5c152a6bb..e080d1d744cc 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -635,7 +635,7 @@ int keventd_up(void)
635int current_is_keventd(void) 635int current_is_keventd(void)
636{ 636{
637 struct cpu_workqueue_struct *cwq; 637 struct cpu_workqueue_struct *cwq;
638 int cpu = smp_processor_id(); /* preempt-safe: keventd is per-cpu */ 638 int cpu = raw_smp_processor_id(); /* preempt-safe: keventd is per-cpu */
639 int ret = 0; 639 int ret = 0;
640 640
641 BUG_ON(!keventd_wq); 641 BUG_ON(!keventd_wq);